Can you give me some resources on using biochar for soil fertility and carbon sequestration?

Thank you for your request for information from ATTRA, the National Sustainable Agriculture Information Service regarding the use of biochar for soil fertility and carbon sequestration. Please see the following links and contacts for further information. International Biochar Initiative The International Biochar Initiative (IBI) is a non-profit organization that supports biochar research and development. Their website has a large amount of resources including publications and newsletters, as well as a biochar extension service which enables users to submit inquiries about biochar using an online form. You will find information about using biochar for soil fertility and carbon sequestration on this site.Biochar: An Unknown Quantity, Agroforestry News, May 2009 This article has general information about biochar as a soil conditioner as well as carbon sequestration potential.Pacific Northwest Biochar Initiative The Pacific Northwest Biochar Initiative has developed a Google group site that has over 100 members discussing and posting articles about biochar. You can either view what the group has posted as a guest or join the group and participate in the discussion. This group held a biochar conference in May and there are several good presentations from the conference posted on this site. North American Regional Biochar Initiative, August 9-12, 2009, University of Colorado at BoulderThe first major biochar conference in the US was held in Boulder, CO on August 9-12. Visit the link for information and presentations from the conference.